Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
P	55.037496	297.9187250000001	446.87727500000005	54.074996	55.999996	1.9249999999999967	20250415_133435UTC_V00OS11.WAV
T	30.306248	392.7105000000001	555.2105000000001	29.275	31.337496	2.062496000000003	20250415_133435UTC_V00OS11.WAV